docs: def play_human(env):
      """
      Play the environment using keyboard as a human.
  
      Args:
          env (gym.Env): the initialized gym environment to play
  
      Returns:
          None
  
      """
      # play the game and catch a potential keyboard interrupt
      try:
          play(env, fps=env.metadata['video.frames_per_second'])
      except KeyboardInterrupt:
          pass
      # reset and close the environment
      env.close()